Runciman, Lex, author
Allyn and Bacon, 1999
Buku Teks
Czaczkes, J.W.
Bruner Mozer, 1978
Buku Teks
Smith, T. V.
A Mentor Book, 1960
Buku Teks
Servan-Schreiber, David, author
Viking , 2008
Buku Teks
Servan-Schreiber, David, author
Viking , 2008
Buku Teks